Source Code Cross Referenced for XMapSerializer.java in  » Portal » Open-Portal » com » sun » portal » providers » simplewebservice » rpc » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Portal » Open Portal » com.sun.portal.providers.simplewebservice.rpc 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /**
002:         * $Id: XMapSerializer.java,v 1.2 2003/12/01 10:47:40 vv138407 Exp $
003:         * Copyright 2003 Sun Microsystems, Inc. All
004:         * rights reserved. Use of this product is subject
005:         * to license terms. Federal Acquisitions:
006:         * Commercial Software -- Government Users
007:         * Subject to Standard License Terms and
008:         * Conditions.
009:         *
010:         * Sun, Sun Microsystems, the Sun logo, and Sun ONE
011:         * are trademarks or registered trademarks of Sun Microsystems,
012:         * Inc. in the United States and other countries.
013:         */package com.sun.portal.providers.simplewebservice.rpc;
014:
015:        import java.util.Iterator;
016:        import java.util.Map;
017:        import java.util.HashMap;
018:        import javax.xml.namespace.QName;
019:
020:        import com.sun.xml.rpc.util.StructMap;
021:        import com.sun.xml.rpc.util.JAXRPCClassFactory;
022:        import com.sun.xml.rpc.util.exception.LocalizableExceptionAdapter;
023:        import com.sun.xml.rpc.encoding.DeserializationException;
024:        import com.sun.xml.rpc.encoding.SOAPInstanceBuilder;
025:        import com.sun.xml.rpc.encoding.ObjectSerializerBase;
026:        import com.sun.xml.rpc.encoding.Initializable;
027:        import com.sun.xml.rpc.encoding.JAXRPCSerializer;
028:        import com.sun.xml.rpc.encoding.JAXRPCDeserializer;
029:        import com.sun.xml.rpc.encoding.InternalTypeMappingRegistry;
030:        import com.sun.xml.rpc.encoding.SOAPSerializationContext;
031:        import com.sun.xml.rpc.encoding.SOAPDeserializationState;
032:        import com.sun.xml.rpc.encoding.SOAPDeserializationContext;
033:        import com.sun.xml.rpc.encoding.xsd.XSDConstants;
034:        import com.sun.xml.rpc.streaming.XMLReader;
035:        import com.sun.xml.rpc.streaming.XMLWriter;
036:        import com.sun.xml.rpc.streaming.XMLReaderUtil;
037:        import com.sun.xml.rpc.streaming.Attributes;
038:        import com.sun.xml.rpc.wsdl.document.soap.SOAPConstants;
039:        import com.sun.xml.rpc.processor.modeler.rmi.SOAPSimpleTypeCreatorBase;
040:
041:        import com.sun.portal.providers.simplewebservice.ParameterDescriptor;
042:        import com.sun.portal.providers.simplewebservice.util.XList;
043:
044:        public class XMapSerializer extends ObjectSerializerBase implements 
045:                Initializable {
046:
047:            private static final String old_XSD_URI = "http://www.w3.org/1999/XMLSchema";
048:            private static final String old_XSI_URI = "http://www.w3.org/1999/XMLSchema-instance";
049:
050:            protected ParameterDescriptor paramDesc = null;
051:            protected InternalTypeMappingRegistry registry = null;
052:            protected Map javaToXmlType = new HashMap();
053:
054:            public XMapSerializer(QName type, boolean encodeType,
055:                    boolean isNullable, String encodingStyle,
056:                    ParameterDescriptor paramDesc) {
057:
058:                super (type, encodeType, isNullable, encodingStyle);
059:                SOAPSimpleTypeCreatorBase base = JAXRPCClassFactory
060:                        .newInstance().createSOAPSimpleTypeCreator();
061:                base.initializeJavaToXmlTypeMap(javaToXmlType);
062:                //  SOAPSimpleTypeCreator typeCreator = new SOAPSimpleTypeCreator();
063:                //  typeCreator.initializeJavaToXmlTypeMap(javaToXmlType);
064:                this .paramDesc = paramDesc;
065:            }
066:
067:            public void initialize(InternalTypeMappingRegistry registry)
068:                    throws Exception {
069:                this .registry = registry;
070:            }
071:
072:            protected void doSerializeInstance(Object instance,
073:                    XMLWriter writer, SOAPSerializationContext context)
074:                    throws Exception {
075:
076:                StructMap struct = (StructMap) instance;
077:                Iterator eachKey = struct.keys().iterator();
078:                Iterator eachValue = struct.values().iterator();
079:                JAXRPCSerializer serializer = null;
080:
081:                while (eachKey.hasNext()) {
082:                    Object value = eachValue.next();
083:                    QName key = (QName) eachKey.next();
084:
085:                    if (value != null) {
086:                        Class boxedClass = getBoxedClassFor(value.getClass());
087:
088:                        if (boxedClass == null) {
089:                            boxedClass = value.getClass();
090:
091:                            QName xmlType = getXMLTypeFromParamDesc(key);
092:
093:                            serializer = (JAXRPCSerializer) registry
094:                                    .getSerializer(
095:                                            SOAPConstants.NS_SOAP_ENCODING,
096:                                            xmlType);
097:                        } else {
098:                            serializer = (JAXRPCSerializer) registry
099:                                    .getSerializer(
100:                                            SOAPConstants.NS_SOAP_ENCODING,
101:                                            boxedClass, (QName) javaToXmlType
102:                                                    .get(boxedClass));
103:                        }
104:                        serializer.serialize(value, key, null, writer, context);
105:                    } else {
106:                        serializeNull(key, writer, context);
107:                    }
108:                }
109:
110:            }
111:
112:            protected Object doDeserialize(SOAPDeserializationState state,
113:                    XMLReader reader, SOAPDeserializationContext context)
114:                    throws Exception {
115:
116:                StructMap instance = new StructMap();
117:                Object member;
118:                XMapBuilder builder = null;
119:                boolean isComplete = true;
120:
121:                int memberIndex = 0;
122:
123:                while (reader.nextElementContent() != XMLReader.END) {
124:                    QName key = reader.getName();
125:
126:                    if (!getNullStatus(reader)) {
127:                        QName xmlType = this .getType(reader);
128:
129:                        if (xmlType == null) {
130:                            xmlType = getXMLTypeFromParamDesc(key);
131:                        }
132:
133:                        JAXRPCDeserializer deserializer = null;
134:
135:                        if (xmlType != null) {
136:                            if (isOldXSDNamespace(xmlType.getNamespaceURI())) {
137:                                xmlType = getNewSimpleTypeQName(xmlType
138:                                        .getLocalPart());
139:                            }
140:                        }
141:
142:                        deserializer = (JAXRPCDeserializer) registry
143:                                .getDeserializer(encodingStyle, xmlType);
144:
145:                        member = deserializer.deserialize(key, reader, context);
146:
147:                        if (member instanceof  SOAPDeserializationState) {
148:
149:                            if (builder == null) {
150:                                builder = new XMapBuilder(instance);
151:                            }
152:                            state = registerWithMemberState(instance, state,
153:                                    member, memberIndex, builder);
154:                            isComplete = false;
155:                        }
156:
157:                        instance.put(key, member);
158:                    } else {
159:                        instance.put(key, null);
160:                    }
161:                    memberIndex++;
162:                }
163:                return (isComplete ? (Object) instance : (Object) state);
164:            }
165:
166:            private static Class getBoxedClassFor(Class possiblePrimitiveType) {
167:                if (possiblePrimitiveType == null)
168:                    return null;
169:
170:                if (possiblePrimitiveType == java.lang.Boolean.class)
171:                    return boolean.class;
172:                else if (possiblePrimitiveType == java.lang.Byte.class)
173:                    return byte.class;
174:                else if (possiblePrimitiveType == java.lang.Double.class)
175:                    return double.class;
176:                else if (possiblePrimitiveType == java.lang.Float.class)
177:                    return float.class;
178:                else if (possiblePrimitiveType == java.lang.Integer.class)
179:                    return int.class;
180:                else if (possiblePrimitiveType == java.lang.Long.class)
181:                    return long.class;
182:                else if (possiblePrimitiveType == java.lang.Short.class)
183:                    return short.class;
184:                else if (possiblePrimitiveType == java.lang.String.class)
185:                    return String.class;
186:
187:                if (possiblePrimitiveType.isPrimitive())
188:                    return possiblePrimitiveType;
189:
190:                return null;
191:            }
192:
193:            /* 	.
194:             *  .
195:             *  .
196:             *  <boolean_4 xsi:type="xsd:boolean">false</boolean_4>
197:             *  <TestNestedComplexType_5 href="#ID1"/></ans1:get2LevelNestedComplexType>
198:             *
199:             *  <ans2:TestNestedComplexType xmlns:ans2="http://com.sun.portal.providers.simplewebservice.test.service/types/TestSWS2"
200:             *                            id="ID1"
201:             *                            xsi:type="ans2:TestNestedComplexType">
202:             *       <booleanData xsi:type="xsd:boolean">false</booleanData>
203:             *       <intData xsi:type="xsd:int">131129</intData>
204:             *       <longData xsi:type="xsd:long">131129</longData>
205:             *       <stringData xsi:type="xsd:string">Test data sent from client</stringData>
206:             *       <testComplexType href="#ID2"/></ans2:TestNestedComplexType>
207:             *
208:             *  For a case like above, getType(reader) returns null, when parsing
209:             *  <TestNestedComplexType_5 href="#ID1"/>. The registry throws a deserialization
210:             *  error. Workaround for this case. This is a JAXRPC bug that will
211:             *  arise once JAXRPC bug 4848627 is fixed.
212:             */
213:
214:            protected QName getXMLTypeFromParamDesc(QName paramName) {
215:                XList list = (XList) this .paramDesc.getValue();
216:
217:                for (int i = 0; i < list.size(); i++) {
218:                    ParameterDescriptor param = (ParameterDescriptor) list
219:                            .get(i);
220:
221:                    if (param.getName().equals(paramName.getLocalPart())) {
222:                        XList childList = (XList) param.getValue();
223:
224:                        return new QName(childList.getTargetNameSpace(),
225:                                childList.getComplexTypeName());
226:                    }
227:                }
228:                return null;
229:            }
230:
231:            /*
232:             * Google's response XML has http://www.w3.org/1999/XMLSchema-instance,
233:             * although the WSDL indicates http://www.w3.org/2001/XMLSchema-instance.
234:             * Hence overriding the method in SerializerBase.
235:             */
236:            public static QName getType(XMLReader reader) throws Exception {
237:                QName type = null;
238:
239:                Attributes attrs = reader.getAttributes();
240:                String typeVal = attrs.getValue(XSDConstants.URI_XSI, "type");
241:
242:                if (typeVal == null)
243:                    typeVal = attrs.getValue(old_XSI_URI, "type");
244:
245:                if (typeVal != null) {
246:                    type = XMLReaderUtil.decodeQName(reader, typeVal);
247:                }
248:                return type;
249:            }
250:
251:            /*
252:             * Google's response XML has http://www.w3.org/1999/XMLSchema,
253:             * although the WSDL indicates http://www.w3.org/2001/XMLSchema.
254:             * Hence creating a 'map' method to get the new QName, with the
255:             * the newer namespace URI. This ensures that the registry.getDeserializer
256:             * call returns the serializer instead of null.
257:             */
258:            private QName getNewSimpleTypeQName(String oldTypeName) {
259:                Class className = null;
260:
261:                if ("boolean".equals(oldTypeName))
262:                    className = boolean.class;
263:                else if ("byte".equals(oldTypeName))
264:                    className = byte.class;
265:                else if ("short".equals(oldTypeName))
266:                    className = short.class;
267:                else if ("int".equals(oldTypeName))
268:                    className = int.class;
269:                else if ("long".equals(oldTypeName))
270:                    className = long.class;
271:                else if ("float".equals(oldTypeName))
272:                    className = float.class;
273:                else if ("double".equals(oldTypeName))
274:                    className = double.class;
275:                else if ("string".equals(oldTypeName))
276:                    className = String.class;
277:                else if ("String".equals(oldTypeName))
278:                    className = String.class;
279:
280:                if (className != null)
281:                    className = getBoxedClassFor(className);
282:
283:                return (QName) javaToXmlType.get(className);
284:            }
285:
286:            /*
287:             * Used with getNewSimpleTypeQName. See comments for getNewSimpleTypeQName.
288:             */
289:            private boolean isOldXSDNamespace(String oldTypeNamespace) {
290:                if (oldTypeNamespace.equals(old_XSD_URI))
291:                    return true;
292:
293:                return false;
294:            }
295:
296:            protected class XMapBuilder implements  SOAPInstanceBuilder {
297:
298:                StructMap instance;
299:
300:                XMapBuilder(StructMap instance) {
301:                    this .instance = instance;
302:                }
303:
304:                public int memberGateType(int memberIndex) {
305:                    return (SOAPInstanceBuilder.GATES_INITIALIZATION | SOAPInstanceBuilder.REQUIRES_CREATION);
306:                }
307:
308:                public void construct() {
309:                    return;
310:                }
311:
312:                public void setMember(int index, Object memberValue) {
313:                    try {
314:                        instance.set(index, memberValue);
315:                    } catch (Exception e) {
316:                        throw new DeserializationException(
317:                                "nestedSerializationError",
318:                                new LocalizableExceptionAdapter(e));
319:                    }
320:                }
321:
322:                public void initialize() {
323:                    return;
324:                }
325:
326:                public void setInstance(Object instance) {
327:                    instance = (StructMap) instance;
328:                }
329:
330:                public Object getInstance() {
331:                    return instance;
332:                }
333:            }
334:        }
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